CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Current Assets:
Cash and cash equivalents	$ 607.9	$ 39.1
Receivables:
Trade, net	117.5	126.2
Other	24.4	31.4
Gas transportation receivables	26.4	8.0
Advances to affiliates	2.7	0.0
Gas stored underground	35.5	26.1
Prepayments	27.5	21.4
Other current assets	4.8	7.1
Total current assets	846.7	259.3
Property, Plant and Equipment:
Natural gas transmission and other plant	12,522.5	12,248.6
Construction work in progress	156.1	239.5
Property, plant and equipment, gross	12,678.6	12,488.1
Less—accumulated depreciation and amortization	4,196.7	3,947.0
Property, plant and equipment, net	8,481.9	8,541.1
Other Assets:
Goodwill	237.4	237.4
Gas stored underground	157.3	114.0
Other	180.1	179.6
Total other assets	574.8	531.0
Total Assets	9,903.4	9,331.4
Payables:
Trade	67.1	31.1
Affiliates	4.5	1.7
Other	20.7	20.3
Gas transportation payables	23.5	20.0
Accrued taxes, other	82.6	65.8
Accrued interest	41.1	32.7
Accrued payroll and employee benefits	36.5	37.4
Construction retainage	9.7	16.6
Regulatory liabilities	77.9	12.7
Current portion of long-term debt	299.9	0.0
Other current liabilities	39.6	21.4
Total current liabilities	703.1	259.7
Long-term debt and finance lease obligation	3,232.6	3,334.5
Other Liabilities and Deferred Credits:
Pension liability	1.1	5.6
Asset retirement obligations	52.7	61.5
Provision for other asset retirement	92.5	88.2
Other	120.2	112.8
Total other liabilities and deferred credits	266.5	268.1
Commitments and Contingencies
Partners' Capital:
Partners' capital	5,772.0	5,541.7
Accumulated other comprehensive loss	(70.8)	(72.6)
Total partners' capital	5,701.2	5,469.1
Total Liabilities and Partners' Capital	$ 9,903.4	$ 9,331.4